CN212494680U - Bending angle adjustable die - Google Patents
Bending angle adjustable die Download PDFInfo
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- CN212494680U CN212494680U CN202021299072.8U CN202021299072U CN212494680U CN 212494680 U CN212494680 U CN 212494680U CN 202021299072 U CN202021299072 U CN 202021299072U CN 212494680 U CN212494680 U CN 212494680U
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Abstract
The utility model discloses an angle adjustable mould of bending relates to the mould technical field of buckling of sheet metal component. The up end of bed die is opened downwards has a plurality of sword grooves that the angle of bending is different, the central point of left end face puts and opens and has left silk hole, the central point of right end face puts and opens and has right silk hole, it has preceding locating hole to open on the preceding terminal surface, it has the back locating hole to open on the rear end face, every sword groove is furnished with the last cutter that matches each other, bed die fixed mounting is on the fixed base that sets up on the workstation, it presss from both sides tightly fixedly in locating hole and the back locating hole before the clamping piece embedding on the base, it installs the lower extreme at elevating system to go up the cutter, be located the top of bed die. Compared with the prior art, beneficial effect: providing a plurality of bending angles for selection; set up left side silk hole and right silk hole and preceding locating hole and back locating hole, combine the clamping piece, improved the firm degree of bed die on the workstation, the bed die can not take place to deflect and remove, can not influence going on of technology of buckling yet.
Description
Technical Field
The utility model relates to a mould technical field that buckles of sheet metal component specifically is the adjustable mould of angle of bending.
Background
The sheet metal part is a product processed from a sheet metal by adopting a sheet metal process. The thickness of the sheet metal is generally below 6mm, and the sheet metal process comprises: cutting, sheet metal bending and swaging, and the like. The sheet metal part has the characteristics of light weight, high strength, electric conduction, low cost, good large-scale mass production performance and the like, and is widely applied to the fields of electronic appliances, communication, automobile industry, medical appliances and the like, for example, in computer cases, mobile phones and refrigerators, the sheet metal part is an essential component.
The bending process is used for bending two-dimensional flat plate parts into three-dimensional parts. Bending machines are purchased by enterprises and used for bending large batches (more than 5000 pieces) of sheet metal parts; bending of the small-quantity sheet metal parts is performed by bending the die, the bending die comprises a cutter and a lower die, and a cutter groove is formed in the lower die. At present, the bending die has the following problems: the bending angle of each die is single, and the universality is poor.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an angle of bending adjustable mould to solve the problem that proposes among the above-mentioned background art.
The specific technical scheme is as follows: but angle of bending adjustable mould includes: the lower die is of a cuboid structure, the upper end surface of the lower die is downwards provided with a plurality of cutter grooves with different bending angles, the central position of the left end surface is provided with a left screw hole, the central position of the right end surface is provided with a right screw hole, the front end surface is provided with a front positioning hole, the rear end surface is provided with a rear positioning hole, each cutter groove is provided with an upper cutter matched with each other,
the bending angle of the cutter groove is 30-150 degrees, the inner sides of the left screw hole and the right screw hole are provided with threads,
the lower die is fixedly arranged on a base fixedly arranged on the workbench, a clamping piece arranged on the base is embedded into the front positioning hole and the rear positioning hole to be clamped and fixed, and the upper cutter is arranged at the lower end of the lifting mechanism and positioned above the lower die.
Further, the cutter grooves on the lower die are a first cutter groove, a second cutter groove and a third cutter groove in sequence from front to back, the corresponding bending angles are 30 degrees or 45 degrees, 90 degrees and 120 degrees, and the corresponding upper cutters are a first cutter, a second cutter and a third cutter.
Further, the length and the aperture of the left silk hole and the right silk hole are respectively equal.
Further, the lengths of the left and right wire holes are 1/4-1/3 of the lower die length, respectively.
Further, the front positioning hole and the rear positioning hole have arc-shaped cross sections, and the clamping member has arc-shaped cross sections corresponding to the arc-shaped cross sections of the front positioning hole and the rear positioning hole.
Further, the clamping member is a cylindrical structure.
Compared with the prior art, the adjustable bending angle die has the following beneficial effects: the upper end surface of the lower die is provided with a plurality of tool grooves with different bending angles downwards, each tool groove is provided with an upper cutter matched with each other, a plurality of bending angles are provided for selection, and the universality is good; set up left side silk hole and right silk hole and preceding locating hole and back locating hole, combine the clamping piece, improved the firm degree of bed die on the workstation, the bed die can not take place to deflect and remove, can not influence going on of technology of buckling yet. The clamping piece is provided with an arc-shaped cross section corresponding to the arc-shaped cross sections of the front positioning hole and the rear positioning hole, and the clamping piece is high in embedding degree with the front positioning hole and the rear positioning hole. The design of the arc-shaped section or the circular section reduces sharp corners on the lower die and avoids damage caused by stress concentration.
Drawings
Fig. 1 is a left side view of the middle and lower molds of the present invention;
FIG. 2 is a cross-sectional view A-A of FIG. 1;
FIG. 3 is a schematic view showing the use states of the middle and lower molds and the upper tool of the present invention;
fig. 4 is a schematic view of the installation and use of the middle and lower molds and the upper cutter of the present invention.
In the figure:
1. a lower die 2, an upper cutter 3, a workbench 4, a base 5, a lifting mechanism 6 and a clamping piece,
101. a first cutter groove, a second cutter groove, a third cutter groove, a first cutter groove, a second cutter groove, a third cutter groove, a left screw hole, a third cutter groove, a fourth cutter groove,
201. the cutter I, the cutter II, the cutter 203 and the cutter III.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the following embodiments and accompanying drawings. The exemplary embodiments and descriptions of the present invention are provided to explain the present invention, but not to limit the present invention.
In the description of the present invention, it should be noted that the terms "inner", "outer", "left" and "right" are used for indicating the position or positional relationship based on the positional relationship shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation and be operated, and thus should not be construed as limiting the present invention.
Example (b): referring to fig. 1-4, the bending angle adjustable die includes: the lower die 1 is of a cuboid structure, a plurality of knife grooves with different bending angles are formed downwards on the upper end surface of the lower die 1, a left screw hole 104 is formed in the center position of the left end surface, a right screw hole 105 is formed in the center position of the right end surface, a front positioning hole 106 is formed in the front end surface, a rear positioning hole 107 is formed in the rear end surface, each knife groove is provided with an upper cutter 2 which is matched with each other,
the bending angle of the cutter groove is 30-150 degrees, the inner sides of the left screw hole 104 and the right screw hole 105 are provided with screw threads,
the lower die 1 is fixedly installed on a base 4 fixedly arranged on the workbench 3, a clamping piece 6 installed on the base 4 is embedded into the front positioning hole 106 and the rear positioning hole 107 for clamping and fixing, and the upper cutter 2 is installed at the lower end of the lifting mechanism 5 and is positioned above the lower die 1.
The cutter grooves on the lower die 1 are a first cutter groove 101, a second cutter groove 102 and a third cutter groove 103 from front to back in sequence, the corresponding bending angles are 30 degrees or 45 degrees, 90 degrees and 120 degrees, and the corresponding upper cutters 2 are a first cutter 201, a second cutter 202 and a third cutter 203. The bending angles of the knife grooves are adjusted according to the actual production requirements, and therefore enterprises producing non-standard parts are more in application.
The lengths and the diameters of the left wire hole 104 and the right wire hole 105 are respectively equal. The mutual symmetrical structure, the steadiness that bed die 1 installed on workstation 3 is high.
The lengths of the left wire hole 104 and the right wire hole 105 are 1/4-1/3 of the length of the lower mold 1, respectively. The length of the left wire hole 104 and the right wire hole 105 is specified to ensure that the lower die 1 is stably installed on the workbench 3, which is beneficial to smooth bending process of the sheet metal part.
The front positioning hole 106 and the rear positioning hole 107 have arc-shaped cross sections, and the clamping member 6 has an arc-shaped cross section corresponding to the arc-shaped cross sections of the front positioning hole 106 and the rear positioning hole 107. The clamping piece 6 is of cylindrical construction. The fitting degree between the front positioning hole 106 and the rear positioning hole 107 is high.
The clamping piece 6 is of cylindrical construction. The design of the arc-shaped section or the circular section reduces the sharp angle on the lower die 1, and avoids the damage caused by stress concentration.
The utility model discloses an install and use on workstation 3 that has elevating system 5 and elevating system 5, the angle of buckling requirement according to the sheet metal component, choose for use to be fit for, mutually match's sword groove and last cutter 2, the installation is as follows, bed die 1 is on the fixed base 4 that sets up on workstation 3 through left silk hole 104 and right silk hole 105 fixed mounting, locating hole 106 and back locating hole 107 before the embedding of clamping piece 6, use parts such as bolt to carry out clamping piece 6 fixed mounting on base 4, when utilizing different sword groove positions to buckle the operation, bed die 1 can stabilize on workstation 3, can not take place to deflect and remove. Place the sheet metal component in the top in sword groove, start elevating system 5, go up cutter 2 and move down and be close to the sheet metal component, continue to move down, the sheet metal component takes place to buckle towards sword groove sunken direction under the effect of force, and the volume of moving down that arrives the prediction closes elevating system 5, keeps after the certain time, starts elevating system 5 once more, goes up cutter 2 and shifts up, takes out the sheet metal component, and the completion of buckling.
The foregoing is only a preferred embodiment of the present invention and is not intended to limit the present invention in any way, and those skilled in the art may make modifications and changes to the equivalent embodiments using the teachings of the present invention. However, any simple modification, equivalent change and modification made to the above embodiments according to the technical substance of the present invention still belong to the protection scope of the technical solution of the present invention.
Claims (6)
1. But angle of bending adjustable mould includes: a lower mould (1), characterized in that,
the lower die (1) is of a cuboid structure, the upper end surface of the lower die (1) is downwards provided with a plurality of knife grooves with different bending angles, the central position of the left end surface is provided with a left screw hole (104), the central position of the right end surface is provided with a right screw hole (105), the front end surface is provided with a front positioning hole (106), the rear end surface is provided with a rear positioning hole (107), each knife groove is provided with an upper cutter (2) which is matched with each other,
the bending angle of the cutter groove is 30-150 degrees, the inner sides of the left screw hole (104) and the right screw hole (105) are provided with threads,
the lower die (1) is fixedly arranged on a base (4) fixedly arranged on the workbench (3), a clamping piece (6) arranged on the base (4) is embedded into the front positioning hole (106) and the rear positioning hole (107) to be clamped and fixed, and the upper cutter (2) is arranged at the lower end of the lifting mechanism (5) and is positioned above the lower die (1).
2. The bending angle adjustable die according to claim 1, wherein the cutter grooves on the lower die (1) are a first cutter groove (101), a second cutter groove (102) and a third cutter groove (103) in sequence from front to back, the corresponding bending angles are 30 degrees or 45 degrees, 90 degrees and 120 degrees, and the corresponding upper cutters (2) are a first cutter (201), a second cutter (202) and a third cutter (203).
3. The bending angle adjustable die according to claim 1, wherein the lengths and the diameters of the left wire hole (104) and the right wire hole (105) are respectively equal.
4. The bending angle adjustable die according to claim 1, wherein the lengths of the left wire hole (104) and the right wire hole (105) are 1/4-1/3 of the length of the lower die (1), respectively.
5. The bending angle adjustable die according to claim 1, wherein the front positioning hole (106) and the rear positioning hole (107) have arc-shaped cross sections, and the clamping member (6) has arc-shaped cross sections corresponding to the arc-shaped cross sections of the front positioning hole (106) and the rear positioning hole (107).
6. The bending angle adjustable die according to claim 1, wherein the clamping member (6) is a cylindrical structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021299072.8U CN212494680U (en) | 2020-07-06 | 2020-07-06 | Bending angle adjustable die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021299072.8U CN212494680U (en) | 2020-07-06 | 2020-07-06 | Bending angle adjustable die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212494680U true CN212494680U (en) | 2021-02-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021299072.8U Active CN212494680U (en) | 2020-07-06 | 2020-07-06 | Bending angle adjustable die |
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| CN (1) | CN212494680U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115488198A (en) * | 2022-11-21 | 2022-12-20 | 吉林省新诺达交通设备有限公司 | Stainless steel spout forming die that bends |
-
2020
- 2020-07-06 CN CN202021299072.8U patent/CN212494680U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115488198A (en) * | 2022-11-21 | 2022-12-20 | 吉林省新诺达交通设备有限公司 | Stainless steel spout forming die that bends |
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